Replacing ECU ram = more performance ?!

[TStarGermany]

hi, got an email from a jaguar guy

> Hi, Yuri -
> Have the Mazda folks seen a 'reasonable' response increase with tuning
> or replacing the engine control computer NVRAM chips? mHave seen
> minimal effect, save for the pockets of the Sellers, for GM V-6
> 'upgrades' (esp. Buick V-6 Supercharged enginies).

can you make any sense of that? replacing ecu nvram? with faster ram??? i'm helpless.

[jnorion]

I would guess that he's meaning replacing the ECU with some sort of aftermarket control system...